Changing weather patterns - more hurricanes, floods, droughts
Increasing demand for oil – looking for it in difficult areas such as deep water areas (Gulf of Mexico) or environmentally sensitive areas (the Arctic)
Oil spills from boats like the Exon Valdez or from the oil rig in the Gulf of Mexico
Spoil heaps (piles of waste material) from coal mining
Environmental Impacts
Environmental impacts effect the environment.http://www.bbc.co.uk/news/world-us-canada-10548872 - Click on the link - describe four impacts of the oil spill.